This Week in Pictures: Oct. 17-23

Former Secretary of State and Democratic presidential candidate Hillary Clinton testified before the House Select Committee on Benghazi on Capitol Hill in Washington, D.C., on Thursday. The day before, Vice President Joe Biden announced that he would not run for president, appearing with his wife, Jill Biden, and President Obama in the Rose Garden at the White House.

A 33-year old NYPD officer was killed pursuing a suspect in East Harlem, New York.

The New York Mets clenched the National League Championship Series Wednesday night, and will head to the World Series for the first time since 2000.

Refugees from war-torn countries including Syria, Afghanistan and Iraq continued to make the journey to Europe in light of increased resistance from some European countries such as Hungary, which recently closed its border with Croatia, as it did with Serbia last month.